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How to: Cancel an Event

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Under some circumstances, you may want to include code in an event procedure that cancels the associated event. For example, you may want to include code that cancels the Open event in an Open event procedure for a form, preventing the form from opening if certain conditions are not met.

You can cancel the following events:

ApplyFilter

BeforeDelConfirm

BeforeInsert

BeforeRender

BeforeUpdate

CommandBeforeExecute

DblClick

Delete

Dirty

Exit

Filter

NoData

Open

Undo

Unload

You cancel an event by by setting an event procedure's Cancel argument to True.